import { formatTime2 } from './formatTime2'
/**
 * Created by PanJiaChen on 16/11/18.
 */

/**
 * Parse the time to string
 * @param {(Object|string|number)} time
 * @param {string} cFormat
 * @returns {string | null}
 */
export function parseTime(time, cFormat) {
  if (arguments.length === 0 || !time) {
    return null
  }
  const format = cFormat || '{y}-{m}-{d} {h}:{i}:{s}'
  let date
  if (typeof time === 'object') {
    date = time
  } else {
    if ((typeof time === 'string')) {
      if ((/^[0-9]+$/.test(time))) {
        // support "1548221490638"
        time = parseInt(time)
      } else {
        // support safari
        // https://stackoverflow.com/questions/4310953/invalid-date-in-safari
        time = time.replace(new RegExp(/-/gm), '/')
      }
    }

    if ((typeof time === 'number') && (time.toString().length === 10)) {
      time = time * 1000
    }
    date = new Date(time)
  }
  const formatObj = {
    y: date.getFullYear(),
    m: date.getMonth() + 1,
    d: date.getDate(),
    h: date.getHours(),
    i: date.getMinutes(),
    s: date.getSeconds(),
    a: date.getDay()
  }
  const time_str = format.replace(/{([ymdhisa])+}/g, (result, key) => {
    const value = formatObj[key]
    // Note: getDay() returns 0 on Sunday
    if (key === 'a') { return ['日', '一', '二', '三', '四', '五', '六'][value ] }
    return value.toString().padStart(2, '0')
  })
  return time_str
}

export function downfile(name, res) {
  const content = res
  const blob = new Blob([content]) // 构造一个blob对象来处理数据
  const fileName = name // 导出文件名
  if ('download' in document.createElement('a')) { // 支持a标签download的浏览器
    const link = document.createElement('a') // 创建a标签
    link.download = fileName // a标签添加属性
    link.style.display = 'none'
    link.href = URL.createObjectURL(blob)
    document.body.appendChild(link)
    link.click() // 执行下载
    URL.revokeObjectURL(link.href) // 释放url
    document.body.removeChild(link) // 释放标签
  } else { // 其他浏览器
    navigator.msSaveBlob(blob, fileName)
  }
}
export function parseTime1(time, cFormat) {
  if (arguments.length === 0 || !time) {
    return null
  }
  const format = cFormat || '{y}-{m}-{d}'
  let date
  if (typeof time === 'object') {
    date = time
  } else {
    if ((typeof time === 'string')) {
      if ((/^[0-9]+$/.test(time))) {
        // support "1548221490638"
        time = parseInt(time)
      } else {
        // support safari
        // https://stackoverflow.com/questions/4310953/invalid-date-in-safari
        time = time.replace(new RegExp(/-/gm), '/')
      }
    }

    if ((typeof time === 'number') && (time.toString().length === 10)) {
      time = time * 1000
    }
    date = new Date(time)
  }
  const formatObj = {
    y: date.getFullYear(),
    m: date.getMonth() + 1,
    d: date.getDate()

  }
  const time_str = format.replace(/{([ymdhisa])+}/g, (result, key) => {
    const value = formatObj[key]
    // Note: getDay() returns 0 on Sunday
    if (key === 'a') { return ['日', '一', '二', '三', '四', '五', '六'][value ] }
    return value.toString().padStart(2, '0')
  })
  return time_str
}
export function parseTime2(time, cFormat) {
  if (arguments.length === 0 || !time) {
    return null
  }
  const format = cFormat || '{y}-{m}'
  let date
  if (typeof time === 'object') {
    date = time
  } else {
    if ((typeof time === 'string')) {
      if ((/^[0-9]+$/.test(time))) {
        // support "1548221490638"
        time = parseInt(time)
      } else {
        // support safari
        // https://stackoverflow.com/questions/4310953/invalid-date-in-safari
        time = time.replace(new RegExp(/-/gm), '/')
      }
    }

    if ((typeof time === 'number') && (time.toString().length === 10)) {
      time = time * 1000
    }
    date = new Date(time)
  }
  const formatObj = {
    y: date.getFullYear(),
    m: date.getMonth() + 1,
    d: date.getDate()

  }
  const time_str = format.replace(/{([ymdhisa])+}/g, (result, key) => {
    const value = formatObj[key]
    // Note: getDay() returns 0 on Sunday
    if (key === 'a') { return ['日', '一', '二', '三', '四', '五', '六'][value ] }
    return value.toString().padStart(2, '0')
  })
  return time_str
}
/**
 * @param {number} time
 * @param {string} option
 * @returns {string}
 */
export function formatTime(time, option) {
  if (('' + time).length === 10) {
    time = parseInt(time) * 1000
  } else {
    time = +time
  }
  const d = new Date(time)
  const now = Date.now()

  const diff = (now - d) / 1000

  if (diff < 30) {
    return '刚刚'
  } else if (diff < 3600) {
    // less 1 hour
    return Math.ceil(diff / 60) + '分钟前'
  } else if (diff < 3600 * 24) {
    return Math.ceil(diff / 3600) + '小时前'
  } else if (diff < 3600 * 24 * 2) {
    return '1天前'
  }
  if (option) {
    return parseTime(time, option)
  } else {
    return (
      d.getMonth() +
      1 +
      '月' +
      d.getDate() +
      '日' +
      d.getHours() +
      '时' +
      d.getMinutes() +
      '分'
    )
  }
}

/**
 * @param {string} url
 * @returns {Object}
 */
export function getQueryObject(url) {
  url = url == null ? window.location.href : url
  const search = url.substring(url.lastIndexOf('?') + 1)
  const obj = {}
  const reg = /([^?&=]+)=([^?&=]*)/g
  search.replace(reg, (rs, $1, $2) => {
    const name = decodeURIComponent($1)
    let val = decodeURIComponent($2)
    val = String(val)
    obj[name] = val
    return rs
  })
  return obj
}

/**
 * @param {string} input value
 * @returns {number} output value
 */
export function byteLength(str) {
  // returns the byte length of an utf8 string
  let s = str.length
  for (var i = str.length - 1; i >= 0; i--) {
    const code = str.charCodeAt(i)
    if (code > 0x7f && code <= 0x7ff) s++
    else if (code > 0x7ff && code <= 0xffff) s += 2
    if (code >= 0xDC00 && code <= 0xDFFF) i--
  }
  return s
}

/**
 * @param {Array} actual
 * @returns {Array}
 */
export function cleanArray(actual) {
  const newArray = []
  for (let i = 0; i < actual.length; i++) {
    if (actual[i]) {
      newArray.push(actual[i])
    }
  }
  return newArray
}
export function downLoadTemplate(nameOrigin, name) {
  const a = document.createElement('a')
  a.href = './static/file/' + name
  a.download = nameOrigin
  a.style.display = 'none'
  document.body.appendChild(a)
  a.click()
  a.remove()
}
/**
 * @param {Object} json
 * @returns {Array}
 */
export function param(json) {
  if (!json) return ''
  return cleanArray(
    Object.keys(json).map(key => {
      if (json[key] === undefined) return ''
      return encodeURIComponent(key) + '=' + encodeURIComponent(json[key])
    })
  ).join('&')
}

/**
 * @param {string} url
 * @returns {Object}
 */
export function param2Obj(url) {
  const search = decodeURIComponent(url.split('?')[1]).replace(/\+/g, ' ')
  if (!search) {
    return {}
  }
  const obj = {}
  const searchArr = search.split('&')
  searchArr.forEach(v => {
    const index = v.indexOf('=')
    if (index !== -1) {
      const name = v.substring(0, index)
      const val = v.substring(index + 1, v.length)
      obj[name] = val
    }
  })
  return obj
}

/**
 * @param {string} val
 * @returns {string}
 */
export function html2Text(val) {
  const div = document.createElement('div')
  div.innerHTML = val
  return div.textContent || div.innerText
}

/**
 * Merges two objects, giving the last one precedence
 * @param {Object} target
 * @param {(Object|Array)} source
 * @returns {Object}
 */
export function objectMerge(target, source) {
  if (typeof target !== 'object') {
    target = {}
  }
  if (Array.isArray(source)) {
    return source.slice()
  }
  Object.keys(source).forEach(property => {
    const sourceProperty = source[property]
    if (typeof sourceProperty === 'object') {
      target[property] = objectMerge(target[property], sourceProperty)
    } else {
      target[property] = sourceProperty
    }
  })
  return target
}

/**
 * @param {HTMLElement} element
 * @param {string} className
 */
export function toggleClass(element, className) {
  if (!element || !className) {
    return
  }
  let classString = element.className
  const nameIndex = classString.indexOf(className)
  if (nameIndex === -1) {
    classString += '' + className
  } else {
    classString =
      classString.substr(0, nameIndex) +
      classString.substr(nameIndex + className.length)
  }
  element.className = classString
}

/**
 * @param {string} type
 * @returns {Date}
 */
export function getTime(type) {
  if (type === 'start') {
    return new Date().getTime() - 3600 * 1000 * 24 * 90
  } else {
    return new Date(new Date().toDateString())
  }
}

/**
 * @param {Function} func
 * @param {number} wait
 * @param {boolean} immediate
 * @return {*}
 */
export function debounce(func, wait, immediate) {
  let timeout, args, context, timestamp, result

  const later = function() {
    // 据上一次触发时间间隔
    const last = +new Date() - timestamp

    // 上次被包装函数被调用时间间隔 last 小于设定时间间隔 wait
    if (last < wait && last > 0) {
      timeout = setTimeout(later, wait - last)
    } else {
      timeout = null
      // 如果设定为immediate===true，因为开始边界已经调用过了此处无需调用
      if (!immediate) {
        result = func.apply(context, args)
        if (!timeout) context = args = null
      }
    }
  }

  return function(...args) {
    context = this
    timestamp = +new Date()
    const callNow = immediate && !timeout
    // 如果延时不存在，重新设定延时
    if (!timeout) timeout = setTimeout(later, wait)
    if (callNow) {
      result = func.apply(context, args)
      context = args = null
    }

    return result
  }
}

/**
 * This is just a simple version of deep copy
 * Has a lot of edge cases bug
 * If you want to use a perfect deep copy, use lodash's _.cloneDeep
 * @param {Object} source
 * @returns {Object}
 */
export function deepClone(source) {
  if (!source && typeof source !== 'object') {
    throw new Error('error arguments', 'deepClone')
  }
  const targetObj = source.constructor === Array ? [] : {}
  Object.keys(source).forEach(keys => {
    if (source[keys] && typeof source[keys] === 'object') {
      targetObj[keys] = deepClone(source[keys])
    } else {
      targetObj[keys] = source[keys]
    }
  })
  return targetObj
}

/**
 * @param {Array} arr
 * @returns {Array}
 */
export function uniqueArr(arr) {
  return Array.from(new Set(arr))
}

export function arraryRemove(arr, item) {
  const index = arr.indexOf(item)
  return arr.splice(index, 1)
}

export function refreshArr(arr, func, item) {
  for (let index = 0; index < arr.length; index++) {
    if (func(arr[index])) {
      arr.splice(index, 1, Object.assign({}, item))
      break
    }
  }
}

/**
 * @returns {string}
 */
export function createUniqueString() {
  const timestamp = +new Date() + ''
  const randomNum = parseInt((1 + Math.random()) * 65536) + ''
  return (+(randomNum + timestamp)).toString(32)
}

/**
 * Check if an element has a class
 * @param {HTMLElement} elm
 * @param {string} cls
 * @returns {boolean}
 */
export function hasClass(ele, cls) {
  return !!ele.className.match(new RegExp('(\\s|^)' + cls + '(\\s|$)'))
}

/**
 * Add class to element
 * @param {HTMLElement} elm
 * @param {string} cls
 */
export function addClass(ele, cls) {
  if (!hasClass(ele, cls)) ele.className += ' ' + cls
}

/**
 * Remove class from element
 * @param {HTMLElement} elm
 * @param {string} cls
 */
export function removeClass(ele, cls) {
  if (hasClass(ele, cls)) {
    const reg = new RegExp('(\\s|^)' + cls + '(\\s|$)')
    ele.className = ele.className.replace(reg, ' ')
  }
}
/**
 * Remove class from element
 * @param {HTMLElement} elm
 * @param {string} cls
 */
export function weekFormat(e, prefix = '周') {
  switch (e) {
    case 0:
      return prefix + '日'
      break
    case 1:
      return prefix + '一'
      break
    case 2:
      return prefix + '二'
      break
    case 3:
      return prefix + '三'
      break
    case 4:
      return prefix + '四'
      break
    case 5:
      return prefix + '五'
      break
    case 6:
      return prefix + '六'
      break
    default:
      return ''
      break
  }
}
/**
 * Remove class from element
 * @param {HTMLElement} elm
 * @param {string} cls
 */
// 转换今日的时辰格式
export function todayTimeFormat(e) {
  if (e >= 0 && e < 7) {
    return '凌晨'
  } else if (e >= 7 && e < 11) {
    return '上午'
  } else if (e >= 11 && e < 13) {
    return '中午'
  } else if (e >= 13 && e < 18) {
    return '下午'
  } else if (e >= 18 && e < 24) {
    return '晚上'
  } else {
    return ''
  }
}
/**
 * Remove class from element
 * @param {HTMLElement} elm
 * @param {string} cls
 */
// 是否显示周几
export function isShowWeekDay(sub, weekDay) {
  const currentWeekDay = new Date().getDay()
  const dayTime = 1000 * 60 * 60 * 24
  // 1.当前时间与消息时间相差必须大于2天小于7天
  // 2.当前时间距离本周一相差必须大于2天且小于当前距离周一的天数
  // 3.消息时间不可能是0-周日，因为周日没有给后面时间留空间，不会走这里的逻辑，而是走今天的逻辑
  if (sub >= dayTime * 2 && weekDay !== 0 && sub <= dayTime * currentWeekDay) {
    return true
  } else {
    return false
  }
}

/**
 * Remove class from element
 * @param {HTMLElement} elm
 * @param {string} cls
 */
// 仿微信时间显示格式转换 @time 时间戳毫秒
export function weChatTimeFormat(time) {
  // console.log(time)
  const today = new Date().getTime()

  //  console.log(today)
  // 当前时间减去获取到的时间
  const sub = today - time
  const date = new Date(parseTime(time))
  //  console.log(new Date(time).toDateString());
  const day = 1000 * 60 * 60 * 24
  // time = time.replace(/-/g,':').replace(' ',':')
  const timeDate = new Date(parseTime(time))
  //  console.log(timeDate)
  const currentYear = new Date().getFullYear()
  const getYear = new Date(parseTime(time)).getFullYear()
  // console.log(currentYear,getYear)
  const HHmm = `${formatTime2('hh', timeDate)}:${formatTime2('mm', timeDate)}`
  const showWeekDay = isShowWeekDay(sub, timeDate.getDay())
  if (currentYear > getYear) {
    return `${formatTime2('yyyy年MM月dd日', timeDate)} ${todayTimeFormat(timeDate.getHours())} ${formatTime2('hh:mm', timeDate)}`
  } else if (showWeekDay) {
    return `${weekFormat(timeDate.getDay())} ${HHmm}`
  } else if (sub > day && sub < day * 2) {
    return `昨天 ${HHmm}`
  } else if (new Date(parseTime(time)).toDateString() === new Date().toDateString()) {
    // return `${HHmm}`
    return `${formatTime2('', timeDate)} ${todayTimeFormat(timeDate.getHours())} ${formatTime2('hh:mm', timeDate)}`
  } else if (getYear === currentYear) {
    return `${formatTime2('MM月dd日', timeDate)} ${todayTimeFormat(timeDate.getHours())} ${formatTime2('hh:mm', timeDate)}`
  } else {
    // console.log('2222')
    return `${formatTime2('yyyy年MM月dd日', timeDate)} ${todayTimeFormat(timeDate.getHours())} ${formatTime2('hh:mm', timeDate)}`
  }
}
export function cached(fn) {
  const cache = Object.create(null)
  return function cachedFn(val) {
    console.debug('cached: ' + val + '->' + cache[val])
    const hit = cache[val]
    return hit || (cache[val] = fn(val))
  }
}
export function isNull(val) {
  return val === '' || val === undefined || val === null
}
export function formatStyle(v) {
  return v !== null
    ? typeof v === 'number'
      ? +v.toFixed(2) + 'px'
      : v
    : 'auto'
}
export function isObj(object) {
  return object && typeof (object) === 'object' &&
  Object.prototype.toString.call(object).toLowerCase() == '[object object]'
}
export function isArray(object) {
  return object && typeof (object) === 'object' && object.constructor == Array
}

export function getLength(object) {
  var count = 0
  for (var i in object) count++
  return count
}
export function Compare(objA, objB) {
  if (!isObj(objA) || !isObj(objB)) return false // 判断类型是否正确
  if (getLength(objA) != getLength(objB)) return false // 判断长度是否一致
  return CompareObj(objA, objB, true) // 默认为true
}

export function CompareObj(objA, objB, flag) {
  for (var key in objA) {
    if (!flag) // 跳出整个循环
    { break }
    if (!objB.hasOwnProperty(key)) {
      flag = false
      break
    }
    if (!isArray(objA[key])) { // 子级不是数组时,比较属性值
      if (objB[key] != objA[key]) {
        flag = false
        break
      }
    } else {
      if (!isArray(objB[key])) {
        flag = false
        break
      }
      var oA = objA[key]
      var oB = objB[key]
      if (oA.length != oB.length) {
        flag = false
        break
      }
      for (var k in oA) {
        if (!flag) // 这里跳出循环是为了不让递归继续
        { break }
        flag = CompareObj(oA[k], oB[k], flag)
      }
    }
  }
  return flag
}
export const isObjectEqual = (obj1, obj2) => {
  const o1 = obj1 instanceof Object
  const o2 = obj2 instanceof Object
  if (!o1 || !o2) { // 如果不是对象 直接判断数据是否相等
    return obj1 === obj2
  }
  // 判断对象的可枚举属性组成的数组长度
  if (Object.keys(obj1).length !== Object.keys(obj2).length) {
    return false
  }
  for (const attr in obj1) {
    const a1 = Object.prototype.toString.call(obj1[attr]) == '[object Object]'
    const a2 = Object.prototype.toString.call(obj2[attr]) == '[object Object]'
    const arr1 = Object.prototype.toString.call(obj1[attr]) == '[object Array]'
    if (a1 && a2) {
      // 如果是对象继续判断
      return isObjectEqual(obj1[attr], obj2[attr])
    } else if (arr1) {
      // 如果是对象 判断
      if (obj1[attr].toString() != obj2[attr].toString()) {
        return false
      }
    } else if (obj1[attr] !== obj2[attr]) {
      // 不是对象的就判断数值是否相等
      return false
    }
  }
  return true
}

export const getFormData = (data) => {
  const formData = new FormData()
  if(!data || !Object.keys(data).length){
    return {}
  }
  for(let key in data){
    formData.append(key,data[key])
  }
  return formData
  // const params = new URLSearchParams()
  // for(let key in data){
  //   params.append(key,data[key])
  // }
  // console.log(params)
  // return params
}
